package com.mvu.banana.common.widget;

import com.google.gwt.core.client.GWT;
import com.google.gwt.dom.client.DivElement;
import com.google.gwt.dom.client.NativeEvent;
import com.google.gwt.event.dom.client.ClickEvent;
import com.google.gwt.event.dom.client.KeyCodes;
import com.google.gwt.uibinder.client.UiBinder;
import com.google.gwt.uibinder.client.UiField;
import com.google.gwt.uibinder.client.UiHandler;
import com.google.gwt.user.client.Event;
import com.google.gwt.user.client.ui.Button;
import com.google.gwt.user.client.ui.DialogBox;
import com.google.gwt.user.client.ui.Widget;

/**
 * Class description...
 *
 * @author mvu
 */
public class MyDialogBox extends DialogBox {
  interface Binder extends UiBinder<Widget, MyDialogBox> {
  }

  private static final Binder binder = GWT.create(Binder.class);

  @UiField
  Button closeButton;
  @UiField
  DivElement content;

  public MyDialogBox() {
    setWidget(binder.createAndBindUi(this));
    setAnimationEnabled(true);
    setGlassEnabled(true);
  }

  public void setMessage(String message){
    content.setInnerText(message);
  }

  @Override
  protected void onPreviewNativeEvent(Event.NativePreviewEvent preview) {
    super.onPreviewNativeEvent(preview);

    NativeEvent evt = preview.getNativeEvent();
    if (evt.getType().equals("keydown")) {
      // Use the popup's key preview hooks to close the dialog when either
      // enter or escape is pressed.
      switch (evt.getKeyCode()) {
        case KeyCodes.KEY_ENTER:
        case KeyCodes.KEY_ESCAPE:
          hide();
          break;
      }
    }
  }

  @UiHandler("closeButton")
  void close(ClickEvent event) {
    hide();
  }

  @Override
  public void show(){
    super.show();
    center();
    closeButton.setFocus(true);
  }
}
